condition mean min max 4 h after light 104.1 104.1 104.1 8 h after light 79.25 66.4 92.1 12 h after light 93.44999999999999 90.1 96.8 4 h after dark 88.75 82.8 94.7 8 h after dark 99.9 85.2 114.6 12 h after dark 72.6 39.5 105.7